The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 20, 2022

Filed:

Feb. 26, 2021
Applicant:

Western Digital Technologies, Inc., San Jose, CA (US);

Inventors:

Oleg Kragel, San Jose, CA (US);

Xiangyu Tang, San Jose, CA (US);

Vijay Sivasankaran, Dublin, CA (US);

Mikhail Palityka, Oakville, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/18 (2006.01); G06F 13/42 (2006.01); G06F 13/16 (2006.01);
U.S. Cl.
CPC ...
G06F 13/18 (2013.01); G06F 13/1668 (2013.01); G06F 13/4282 (2013.01);
Abstract

Increases in efficiency of storage device operation may be realized if the limited number of available high-priority communication channels are better optimized and assigned among hosts that may best utilize them. This assignment can occur in response to an evaluation of the overall zone usage or by received metadata and/or indicia from the host. The storage device may periodically, or in response to a command, reevaluate the assigned priority status of each communication channel and associated host/zone pair. For example, the storage device may demote or remove a communication channel from high-priority to low-priority. This process can be continued during a preconfigured time window which can be adjusted before, during, or after priority evaluation. The continuous operation of this process can allow for adjustments being made to priority levels within the storage device that may further increase total operational efficiency.


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